invalid problem set
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Problem | 1308 |
Created | 2002-01-31 |
Source | Theory and Practice of Go by O.Korschelt |
Rating | |
Difficulty | 16.1 kyu |
Average Solve Time | 35 secs |
User Attempts |
7741 / 18567 |
Solve Ratio Rating | 7 kyu |
| rating history |
Black to save the stones and take the corner.
(
;
FF[4]
GM[1]
SZ[19]
AP[Jago:Version 4.26]
AB[bb][bc][cd][dc][dd][de][cf][ef][cg][bg]
AW[ce][bd][be][bf][cc][cb][db][ba][ec][fc]
GN[prob.(connect)1]
(
;
B[ab]
(
;
W[ac]
;
B[ad]
C[RIGHT
Black has won the corner.]
)
(
;
W[aa]
;
B[ca]
C[RIGHT
Black has won the corner.]
)
(
;
W[ad]
;
B[af]
;
W[ac]
;
B[ae]
C[RIGHT
Black has won the corner.]
)
)
(
;
B[ac]
;
W[ad]
)
(
;
B[ad]
;
W[ab]
(
;
B[ac]
;
W[ae]
)
(
;
B[af]
;
W[ac]
)
(
;
B[ae]
;
W[ac]
)
)
(
;
B[da]
;
W[ea]
)
(
;
B[af]
;
W[ac]
)
(
;
B[ae]
;
W[ac]
;
B[af]
;
W[ab]
)
(
;
B[ca]
;
W[da]
)
(
;
B[aa]
;
W[ab]
)
)
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